Home / 51,297.92-76,744.40-38,853.84

Finding the Fourth Proportional to 51,297.92, 76,744.40 and 38,853.84

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Solution

The fourth proportional to 51,297.92, 76,744.40 and 38,853.84 is: 58,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,297.92 : 76,744.40 = 38,853.84 : x
  2. Step 2: Convert to fraction form
    51,297.92/76,744.40 = 38,853.84/x
  3. Step 3: Cross multiply
    51,297.92x = 76,744.40 × 38,853.84
  4. Step 4: Simplify right side
    51,297.92x = 2,981,814,638.50
  5. Step 5: Solve for x
    x = 2,981,814,638.50/51,297.92
  6. Step 6: Final answer
    x = 58,127.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.